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6633549: (dc) Include-mode filtering of IPv6 sources does not block datagrams on Linux

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Reviewed-by: chegar
This commit is contained in:
Alan Bateman 2012-07-22 20:32:12 +01:00
parent 3db0a0443c
commit dad0499822
3 changed files with 19 additions and 81 deletions
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1
jdk/src/solaris/native/sun/nio/ch/DatagramDispatcher.c
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@ -34,6 +34,7 @@
#include <sys/types.h>
#include <sys/uio.h>
#include <sys/socket.h>
#include <string.h>
#include "nio_util.h"
#include <limits.h>

88
jdk/src/solaris/native/sun/nio/ch/Net.c
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@ -39,83 +39,6 @@
#include "nio_util.h"
#include "nio.h"
/**
* Definitions for source-specific multicast to allow for building
* with older header files.
*/
#ifdef __solaris__
#ifndef IP_BLOCK_SOURCE
#define IP_BLOCK_SOURCE 0x15
#define IP_UNBLOCK_SOURCE 0x16
#define IP_ADD_SOURCE_MEMBERSHIP 0x17
#define IP_DROP_SOURCE_MEMBERSHIP 0x18
#define MCAST_BLOCK_SOURCE 0x2b
#define MCAST_UNBLOCK_SOURCE 0x2c
#define MCAST_JOIN_SOURCE_GROUP 0x2d
#define MCAST_LEAVE_SOURCE_GROUP 0x2e
#endif /* IP_BLOCK_SOURCE */
struct my_ip_mreq_source {
struct in_addr imr_multiaddr;
struct in_addr imr_sourceaddr;
struct in_addr imr_interface;
};
/*
* Use #pragma pack() construct to force 32-bit alignment on amd64.
*/
#if defined(amd64)
#pragma pack(4)
#endif
struct my_group_source_req {
uint32_t gsr_interface; /* interface index */
struct sockaddr_storage gsr_group; /* group address */
struct sockaddr_storage gsr_source; /* source address */
};
#if defined(amd64)
#pragma pack()
#endif
#endif /* __solaris__ */
#ifdef __linux__
#ifndef IP_BLOCK_SOURCE
#define IP_BLOCK_SOURCE 38
#define IP_UNBLOCK_SOURCE 37
#define IP_ADD_SOURCE_MEMBERSHIP 39
#define IP_DROP_SOURCE_MEMBERSHIP 40
#define MCAST_BLOCK_SOURCE 43
#define MCAST_UNBLOCK_SOURCE 44
#define MCAST_JOIN_SOURCE_GROUP 42
#define MCAST_LEAVE_SOURCE_GROUP 45
#endif /* IP_BLOCK_SOURCE */
struct my_ip_mreq_source {
struct in_addr imr_multiaddr;
struct in_addr imr_interface;
struct in_addr imr_sourceaddr;
};
struct my_group_source_req {
uint32_t gsr_interface; /* interface index */
struct sockaddr_storage gsr_group; /* group address */
struct sockaddr_storage gsr_source; /* source address */
};
#endif /* __linux__ */
#ifdef _ALLBSD_SOURCE
#ifndef IP_BLOCK_SOURCE
@ -155,7 +78,12 @@ struct my_group_source_req {
struct sockaddr_storage gsr_source; /* source address */
};
#endif /* _ALLBSD_SOURCE */
#else /* _ALLBSD_SOURCE */
#define my_ip_mreq_source ip_mreq_source
#define my_group_source_req group_source_req
#endif
#define COPY_INET6_ADDRESS(env, source, target) \
@ -576,8 +504,8 @@ Java_sun_nio_ch_Net_joinOrDrop6(JNIEnv *env, jobject this, jboolean join, jobjec
optval = (void*)&mreq6;
optlen = sizeof(mreq6);
} else {
#if defined (__linux__) || defined(MACOSX)
/* Include-mode filtering broken on Mac OS & Linux at least to 2.6.24 */
#ifdef MACOSX
/* no IPv6 include-mode filtering for now */
return IOS_UNAVAILABLE;
#else
initGroupSourceReq(env, group, index, source, &req);

11
jdk/test/java/nio/channels/DatagramChannel/MulticastSendReceiveTests.java
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@ -22,10 +22,11 @@
*/
/* @test
* @bug 4527345 7026376
* @bug 4527345 7026376 6633549
* @summary Unit test for DatagramChannel's multicast support
* @build MulticastSendReceiveTests NetworkConfiguration
* @run main MulticastSendReceiveTests
* @run main/othervm -Djava.net.preferIPv4Stack=true MulticastSendReceiveTests
*/
import java.nio.ByteBuffer;
@ -186,6 +187,10 @@ public class MulticastSendReceiveTests {
id = sendDatagram(source, nif, group, port);
receiveDatagram(dc, source, id);
} catch (UnsupportedOperationException x) {
String os = System.getProperty("os.name");
// Exclude-mode filtering supported on these platforms so UOE should never be thrown
if (os.equals("SunOS") || os.equals("Linux"))
throw x;
System.out.println("Exclude-mode filtering not supported!");
}
@ -212,6 +217,10 @@ public class MulticastSendReceiveTests {
id = sendDatagram(source, nif, group, port);
receiveDatagram(dc, source, id);
} catch (UnsupportedOperationException x) {
String os = System.getProperty("os.name");
// Include-mode filtering supported on these platforms so UOE should never be thrown
if (os.equals("SunOS") || os.equals("Linux"))
throw x;
System.out.println("Include-mode filtering not supported!");
}
}